About: http://webisa.webdatacommons.org/235801382

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	In an embodiment of the invention, one of the patterns, e.g. pattern 110, has a more linear structure which is distinguishable from curvilinear shapes such as shapes 106 and 108 also identifiable by the camera system 10.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com